/**
 * This file is part of the NocoBase (R) project.
 * Copyright (c) 2020-2024 NocoBase Co., Ltd.
 * Authors: NocoBase Team.
 *
 * This project is dual-licensed under AGPL-3.0 and NocoBase Commercial License.
 * For more information, please refer to: https://www.nocobase.com/agreement.
 */
import type { ResourcerContext } from '@nocobase/resourcer';
import type { Application } from '@nocobase/server';
import type { PathSegment, VariablePathRef } from '../template/variable-expression';
type MaybePromise<T> = T | Promise<T>;
export type RecordSlotResolved = Readonly<{
    status: 'resolved';
    slot: readonly PathSegment[];
}>;
export type RecordSlotResolverResult = RecordSlotResolved | Readonly<{
    status: 'deny' | 'abstain';
}>;
export type RecordSlotResolverInput = Readonly<{
    path: VariablePathRef;
    currentNode?: unknown;
    loadAncestors?: () => Promise<readonly unknown[]>;
    ctx?: ResourcerContext;
    getCollection?: (dataSourceKey: string, collection: string) => unknown;
}>;
export type RecordSlotResolverRegistration = Readonly<{
    owner: string;
    id: string;
    needsAncestors?: boolean;
    match: (path: VariablePathRef) => boolean;
    resolve: (input: RecordSlotResolverInput) => MaybePromise<RecordSlotResolverResult>;
}>;
export declare class RecordSlotResolverRegistry {
    private readonly registrations;
    has(owner: string, id: string): boolean;
    register(registration: RecordSlotResolverRegistration): () => void;
    resolve(input: RecordSlotResolverInput): Promise<RecordSlotResolved | undefined>;
}
export declare function getRecordSlotResolverRegistry(app: Application): RecordSlotResolverRegistry;
export declare function createNestedRecordSlotResolver(registration: Readonly<{
    owner: string;
    id: string;
    varName: string;
}>): RecordSlotResolverRegistration;
export {};